Lappula calycosa Rydb.
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Authority
New York Botanical Garden. Herbarium of Dr. Per Axel Rydberg. Purchased, 1899. Contributions from the New York Botanical Garden.
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Family
Boraginaceae
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Scientific Name
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Description
Species Description - A hirsute annual, simple below, branched above with long virgate branches. Stem hirsute, 3-4 dm. high: leaves oblong, obtuse, 3-4 cm. long, 7-8 mm. wide; those of the branches smaller: pedicels short, in fruit 2-3 mm. long, generally 4 mm. below the leaves; corolla pale blue, about 1.5 mm. long, and 1 mm. broad: calyx-lobes enlarged in fi it. foliaceous, 4-6 mm. long and reflexed: fruit about 4 mm. in diameter: nutlets surrounded by a single row of subulate glochinate prickles, somewhat flattened at the base but not united into a wing-border: back of the nutlets strongly muricate.
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Discussion
It is nearest related to L. occidentalis (Wats.) Greene, but differs in the oblong obtuse leaves, the enlarged and reflexed fruiting calyx-lobes, and the virgate branches. It grows in deserted fields at an altitude of about 2000 m.
Colorado: Walsenburg, igoo, Rydberg & Vreeland, 5715.
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Distribution
Colorado
Colorado United States of America North America|